It is effective: Once a woman finishes her first pack of birth control pills she is protected and no longer needs to use a backup method of birth control. By the second and third pack the birth control pill is fully effective and no backup is needed.
Answered 1/3/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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